12891043905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1103213}}^1$

素因数の和:1103281

約数の個数: 32

約数和(自身を含む): 22240794240

約数和(自身を除く): 9349750335

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 11685, 1103213, 3309639, 5516065, 16548195, 20961047, 45231733, 62883141, 104805235, 135695199, 226158665, 314415705, 678475995, 859402927, 2578208781, 4297014635, 12891043905]

約数ペア:

[(1, 12891043905), (3, 4297014635), (5, 2578208781), (15, 859402927), (19, 678475995), (41, 314415705), (57, 226158665), (95, 135695199), (123, 104805235), (205, 62883141), (285, 45231733), (615, 20961047), (779, 16548195), (2337, 5516065), (3895, 3309639), (11685, 1103213)]